# Copyright 2022 Huawei Technologies Co., Ltd
# 
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

registry = {}


def register(cls):
    registry[cls.__name__] = cls
    return cls


class RegisteredModel(type):
    """A class for model registration.
    """
    def __new__(cls, clsname, bases, attrs):
        newclass = super(RegisteredModel, cls).__new__(cls, clsname, bases, attrs)
        register(newclass)  # here is your register function
        return newclass
